JP3236998U - Folding container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a folding container in which a side wall does not easily fall outward. SOLUTION: A container main body 2 in which a pair of first side walls 11 and a pair of second side walls 12 are foldably connected by hinges 13 to four sides of a square lower frame 10, and four sides of a square bottom plate 25. The outer frame main body 3 into which the lower frame 10 is inserted is provided, and the first side wall 11 and the second side wall 12 are overlapped on the bottom plate 25 and folded. When the side wall 11 and the second side wall 12 are housed inside the outer frame main body 3 and the first side wall 11 and the second side wall 12 are raised, the outer surfaces of the first side wall 11 and the second side wall 12 are raised. The folding container 1 is characterized in that the lower portion of the support side wall 26 is in close contact with the inner surface of the support side wall 26. [Selection diagram] Fig. 1

Description

The present invention relates to a folding container used for storing and transporting goods.

Conventionally, various folding containers have been proposed. For example, in Patent Document 1, a pair of first side walls and a pair of second side walls are foldably connected by hinges on four sides of a rectangular bottom wall. A foldable container is disclosed. In this foldable container, in the folded state, a pair of laid-down first side walls are stacked on the upper surface of the bottom wall, and a pair of laid-down second side walls are stacked on the pair of laid-down first side walls. Further, in the assembled state, the side edge portion of the upright first side wall is joined to the side edge portion of the upright second side wall, and is connected and fixed by the locking means.

Utility Model Registration No. 3216990

However, the conventional folding container has a drawback that the hinged side wall tends to fall outward.

Therefore, an object of the present invention is to provide a folding container in which the side wall does not easily fall outward.

In order to solve the above problems, according to the present invention, a container body in which a pair of first side walls and a pair of second side walls are foldably connected by hinges to four sides of a square lower frame and a square shape. It has an outer frame body into which a lower frame is inserted, with support side walls attached to the four sides of the bottom plate, and when the first side wall and the second side wall are overlapped on the bottom plate and folded, the first side wall When the second side wall is housed inside the outer frame body and the first side wall and the second side wall are raised, the lower portion of the outer surface of the first side wall and the second side wall is the inner surface of the support side wall. Folding containers are provided, characterized by being in close contact with.

In this folding container, an engaging mechanism may be provided in which the side edges of the first side wall and the second side wall are engaged with each other in a state where the first side wall and the second side wall are raised.

According to the present invention, it is possible to provide a folding container in which the side wall does not fall outward.

It is a perspective view seen from the diagonally lower side in the state which disassembled the folding container of the embodiment of this invention into a container main body and an outer frame main body. It is a perspective view seen from diagonally above with the folding container of embodiment of this invention disassembled into a container main body and an outer frame main body. It is a perspective view of the folding container of the embodiment of this invention seen from diagonally above in the folded state. It is a perspective view which looked at the folding container of embodiment of this invention from diagonally above with the 2nd side wall raised. It is a perspective view which looked at the folding container of embodiment of this invention from diagonally above in the state which the 1st side wall was in the process of raising. It is a perspective view which looked at the folding container of embodiment of this invention from diagonally above with the 1st side wall raised. It is an enlarged view in the cross section AA in FIG. It is an enlarged view in the BB cross section in FIG. It is an enlarged view in the CC cross section in FIG. (A) is an explanatory view of a hinge on the inner surface side of the first side wall and the second side wall, and (b) is an explanatory view of a hinge on the outer surface side of the first side wall and the second side wall.

Hereinafter, an example of an embodiment of the present invention will be described with reference to the drawings. In the present specification, substantially the same components are designated by the same reference numerals, and duplicate description will be omitted.

As shown in FIGS. 1 and 2, the folding container 1 according to the embodiment of the present invention includes a container main body 2 and an outer frame main body 3.

The container body 2 is connected to a pair of first side walls 11 connected to the long side of the rectangle and to the short side of the rectangle on the four sides of the lower frame 10 having a rectangular shape (rectangular shape in the illustrated form). It is provided with a pair of second side walls 12. Both the first side wall 11 and the second side wall 12 are foldably connected to the upper end of the lower frame 10 via a hinge 13, and the first side wall 11 and the second side wall 12 are connected to each other via a hinge 13. , Above the lower frame 10, it is possible to rotate the hinge 13 around the center. The hinge 13 is a movable portion that foldably connects the first side wall 11 and the second side wall 12 to the lower frame 10, and is, for example, a thin plastic connecting portion as shown in FIGS. 9 and 10.

On the inner surface of the lower frame 10, a stopper 15 for supporting the pair of folded first side walls 11 is provided so as to project inward from the inner surface of the lower frame 10. As shown in FIGS. 1 and 2, the first side wall 11 can be held in a horizontal position inside the lower frame 10 by folding the first side wall 11 inward and supporting it on the stopper 15. can. The position of the hinge 13 connecting the second side wall 12 to the lower frame 10 is slightly higher than the position of the hinge 13 connecting the first side wall 11 to the lower frame 10 (thickness of the first side wall 11). It's higher (by the amount). Therefore, as shown in FIG. 3, by folding the second side wall 12 inward and placing it on the pre-folded first side wall 11, the first side wall 11 is placed inside the lower frame 10. The second side wall 12 can be stacked on top of it and held in a horizontal position.

On the side edge of the first side wall 11 and the side edge of the second side wall 12, the first side wall 11 and the second side wall 12 are vertically raised with the first side wall 11 and the second side wall 12 raised vertically. It has an engaging mechanism that engages the side edges of the above. In the illustrated embodiment, the engaging mechanism is formed on a protrusion 20 provided on the side edge of the first side wall 11 (reference numeral 20 is shown in FIGS. 4, 5, 6 and 7) and on the side edge of the second side wall 12. It is composed of a receiving hole 21 (reference numeral 21 is shown in FIGS. 1, 2, 4, 5, 6 and 7) and an engagement claw 22 (reference numeral 22 is shown in FIGS. 2, 4, 5, 6 and 8) provided. ing. Then, as shown in FIG. 6, in a state where the first side wall 11 and the second side wall 12 are vertically raised, the protrusion 20 provided on the side edge of the first side wall 11 is attached to the second side wall 12. Inserted into the receiving hole 21 provided on the side edge (FIG. 7 shows an enlarged state in which the protrusion 20 is inserted into the receiving hole 21 provided on the side edge of the second side wall 12), and further, the second. By pressing the inside of the side edge of the side wall 12 with the engaging claw 22 (FIG. 8 shows an enlarged state in which the inside of the side edge of the second side wall 12 is pressed by the engaging claw 22). With the side wall 11 of 1 and the second side wall 12 raised vertically, the side edges of the first side wall 11 and the second side wall can be engaged with each other.

As shown in FIGS. 1 and 2, the outer frame main body 3 has a configuration in which support side walls 26 having a predetermined height are attached to four sides of a bottom plate 25 having a rectangular shape (rectangular shape in the illustrated form). .. The support side wall 26 is arranged at a position surrounding the outer peripheral surface of the lower frame 10. As will be described later, when the container body 2 is inserted inside the outer frame body 3, the support side wall 26 is placed on the outer peripheral surface of the lower frame 10. The inner peripheral surfaces are in close contact with each other. Further, each of the support side walls 26 has a height higher than that of the lower frame 10.

The folding container 1 of the embodiment of the present invention configured as described above is used by inserting the container body 2 into the inside of the outer frame body 3 from above. First, as shown in FIG. 3, the container body 2 is inserted into the outer frame body 3 from above until the lower surface of the lower frame 10 of the container body 2 abuts on the upper surface of the bottom plate 25 of the outer frame body 3. The container body 2 is pushed into the frame body 3 and integrated so as not to come off.

In the folded state shown in FIG. 3, the first side wall 11 is supported on the stopper 15 and held in a horizontal posture. Further, the second side wall 12 is held in a horizontal posture while riding on the pre-folded first side wall 11. Since the support side wall 26 of the outer frame main body 3 has a height higher than that of the lower frame 10 of the container main body 2, both the folded first side wall 11 and the second side wall 12 are the outer frame main body. It is housed in the inside of 3 (the inside surrounded by the support side wall 26). Further, in the folded state in this way, a gap for storing the portion to be the receiving hole 21 is formed.

Then, when assembling the container, first, as shown in FIG. 4, the pair of second side walls 12 are vertically raised. In this case, the second side wall 12 is placed in a vertical position by raising the second side wall 12 until the lower portion of the outer surface of the second side wall 12 is in close contact with the inner peripheral surface of the support side wall 26 of the outer frame main body 3. Can be.

Next, as shown in FIG. 5, the first side wall 11 is gradually raised, and further, as shown in FIG. 6, the first side wall 11 is raised until it becomes vertical. Also in this case, the first side wall 11 is made vertical by raising the first side wall 11 until the lower portion of the outer surface of the first side wall 11 is in close contact with the inner peripheral surface of the support side wall 26 of the outer frame main body 3. Can be in a posture.

Then, with the first side wall 11 and the second side wall 12 vertically raised as described above, the side edges of the first side wall 11 and the second side wall are engaged with each other by the engaging mechanism. That is, with the first side wall 11 and the second side wall 12 raised vertically, as shown in FIG. 7, the protrusion 20 provided on the side edge of the first side wall 11 is attached to the second side wall 12. The first side wall 11 and the second side wall 11 and the second side wall 11 are inserted into the receiving hole 21 provided on the side edge, and further, as shown in FIG. 8, the inside of the side edge of the first side wall 11 is pressed by the engaging claw 22. Engage the side edges of the side walls.

As shown in FIG. 9, the folding container 1 of the embodiment of the present invention assembled in the shape of a container (box) has a lower portion of the outer surface of the first side wall 11 and a lower portion of the outer surface of the second side wall 12. Since the portion is held in a vertical posture in a state of being in close contact with the inner peripheral surface of the support side wall 26 of the outer frame main body 3, it is possible to prevent the first side wall 11 and the second side wall 12 from falling outward.

In the folding container 1 of the illustrated embodiment, the handle hole 30 is provided in the first side wall 11. By holding the handle hole 30 by hand, the folding container 1 assembled in a container shape can be easily transported.

Further, when folding the folding container 1, the inside of the side edge of the first side wall 11 is removed from the engaging claw 22 and the protrusion 20 is removed from the receiving hole 21 so that the first side wall 11 and the second side wall 11 and the second side wall 11 can be folded. Disengage the side edges of the side walls. Then, by folding the first side wall 11 and the second side wall 12 inward in this order, the first side wall 11 and the second side wall 12 are housed inside the outer frame main body 3 as shown in FIG. Can be done.

Although an example of the embodiment of the present invention has been described above, the present invention is not limited to such an example. It is clear that a person skilled in the art can come up with various examples of changes or amendments within the scope of the technical idea described in the claims for utility model registration, and of course, the technique of the present invention is also used for these. It is understood that it belongs to the target range.

For example, the folding container of the present invention can be made of various materials such as plastic, resin, wood, metal, and ceramics. Further, the structure of the hinge 13 may be located at the center of the plate thickness of the lower frame 10, the first side wall 11, and the second side wall 12 as shown in FIG. 9, or as shown in FIG. 10 (a). Located on the inner surface side of the lower frame 10 and the first side wall 11, the second side wall 12, or on the outer surface side of the lower frame 10, the first side wall 11, and the second side wall 12 as shown in FIG. 10 (b). May be. Further, although an example in which the handle hole 30 is provided on the first side wall 11, the handle hole 30 may be provided on the second side wall 12, or the handle hole 30 may be omitted. Further, in the illustrated form, a rectangular folding container is shown in a plan view, but a square folding container may be used in a plan view.

1 Folding container 2 Container body 3 Outer frame body 10 Lower frame 11 First side wall 12 Second side wall 13 Hinge 15 Stopper 20 Protrusion 21 Hole 22 Engagement claw 25 Bottom plate 26 Support side wall 30 Handle hole

Claims (2)

A container body in which a pair of first side walls and a pair of second side walls are foldably connected by hinges on the four sides of a square lower frame.
Equipped with an outer frame body into which the lower frame is inserted, with support side walls attached to the four sides of the square bottom plate.
In a state where the first side wall and the second side wall are overlapped on the bottom plate and folded, the first side wall and the second side wall are housed inside the outer frame main body.
A folding container characterized in that, in a state where the first side wall and the second side wall are raised, the lower portion of the outer surface of the first side wall and the second side wall is brought into close contact with the inner surface of the support side wall. The first aspect of the invention, wherein the first side wall and the second side wall are raised, and the side edges of the first side wall and the second side wall are engaged with each other. Folding container.

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